Relative Frequencies Quick Check
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Question
Use the table to answer the question.
Students Seacoast Mountains Totals
7th Grade 70 40 110
8th Grade 90 110 200
Totals 160 150 310
Determine the relative frequency of the percent of 7th graders who prefer mountains. Round the percentage to the nearest tenth.
(1 point)
Responses
40%
40%
55%
55%
36.4%
36.4%
26.7%
26.7%
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The answer is 36.4%.
To calculate the relative frequency of the percentage of 7th graders who prefer mountains, you divide the number of 7th graders who prefer mountains (40) by the total number of students (110) and then multiply by 100 to get the percentage.
(40/110) x 100 = 36.4%